Means for securing a non-magnetic workpiece to a magnetic chuck,申请号US19610082967-传众专利搜索

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发明名称	Means for securing a non-magnetic workpiece to a magnetic chuck
摘要
申请公布号	US3178620(A)	申请公布日期	1965.04.13
申请号	US19610082967	申请日期	1961.01.16
申请人	BERKER SR RALPH C	发明人	SR. RALPH C. BERKER,
分类号	B23Q3/154;F16B47/00	主分类号	B23Q3/154
代理机构		代理人
主权项
地址

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